Men's Salomon X Ultra 4 Gtx Hiking Shoe - Gray - Low-top sneakers The X Ultra 4 GTX Hiking Shoe promised us a fast, stable ride on the trail, and it delivers. Salomon's new chassis protects our ankles from excessive supination while still keeping us nimble on technical trails. Grippy lugs and a GORE-TEX membrane let us move carefree over wet terrain. Lightweight hiking shoe that won't slow you down on the uphill climb. GORE-TEX membrane provides breathable waterproofing. New ADV-C chassis bolsters support without restricting movement. Substantial drop keeps calf fatigue at bay. EnergyCell foam brings cushy shock absorption to your stride. Deep lugs and sticky rubber grip confidently on varying terrain. Quicklace system makes taking them on and off quick and easy.